Home / 1,173,114.73-1,618,892.62-636,570.73

Finding the Fourth Proportional to 1,173,114.73, 1,618,892.62 and 636,570.73

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Solution

The fourth proportional to 1,173,114.73, 1,618,892.62 and 636,570.73 is: 878,464.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,114.73 : 1,618,892.62 = 636,570.73 : x
  2. Step 2: Convert to fraction form
    1,173,114.73/1,618,892.62 = 636,570.73/x
  3. Step 3: Cross multiply
    1,173,114.73x = 1,618,892.62 × 636,570.73
  4. Step 4: Simplify right side
    1,173,114.73x = 1,030,539,656,905.01
  5. Step 5: Solve for x
    x = 1,030,539,656,905.01/1,173,114.73
  6. Step 6: Final answer
    x = 878,464.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.